| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | should [not/n't] have done [det] | 25 |
|
| 2 | should [not/n't] have done that | 23 |
|
| 3 | should [not/n't] have done that | 23 |
|
| 4 | should n't have done [adj] | 22 |
|
